Base | Representation |
---|---|
bin | 110011111011… |
… | …110000111010 |
3 | 221121200002100 |
4 | 303323300322 |
5 | 11441123023 |
6 | 1203444230 |
7 | 223501236 |
oct | 63736072 |
9 | 27550070 |
10 | 13614138 |
11 | 775955a |
12 | 4686676 |
13 | 2a88905 |
14 | 1b455c6 |
15 | 12ddc43 |
hex | cfbc3a |
13614138 has 24 divisors (see below), whose sum is σ = 29577600. Its totient is φ = 4525704.
The previous prime is 13614131. The next prime is 13614143. The reversal of 13614138 is 83141631.
13614138 is a `hidden beast` number, since 13 + 614 + 1 + 38 = 666.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (13614131) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7833 + ... + 9411.
It is an arithmetic number, because the mean of its divisors is an integer number (1232400).
Almost surely, 213614138 is an apocalyptic number.
13614138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
13614138 is an abundant number, since it is smaller than the sum of its proper divisors (15963462).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13614138 is a wasteful number, since it uses less digits than its factorization.
13614138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2066 (or 2063 counting only the distinct ones).
The product of its digits is 1728, while the sum is 27.
The square root of 13614138 is about 3689.7341367638. The cubic root of 13614138 is about 238.7793228058.
Adding to 13614138 its reverse (83141631), we get a palindrome (96755769).
The spelling of 13614138 in words is "thirteen million, six hundred fourteen thousand, one hundred thirty-eight".
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